Unit tests (using pFunit) #61

	# Workflow to run Fortran pre-processor checks on source
	name: FyppChecks

	on:
	# Triggers the workflow on pushes to the "main" branch, i.e., PR merges
	push:
	branches: [ "main" ]

	# Triggers the workflow on pushes to open pull requests with Fortran changes
	pull_request:
	paths:
	- '.github/workflows/fypp_checks.yml'
	- '**.fypp'
	- '**.f90'
	- '**.F90'
	- '**.pf'

	# Workflow run - one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "fypp-checks"
	fypp-checks:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	with:
	persist-credentials: false
	- uses: actions/setup-python@v4
	with:
	python-version: "3.11"
	- run: pip install fypp

	- name: Check ftorch.fypp matches ftorch.F90
	run: \|
	fypp src/ftorch.fypp src/temp.F90_temp
	if ! diff -q src/ftorch.F90 src/temp.F90_temp; then
	echo "Error: The code in ftorch.F90 does not match that expected from ftorch.fypp."
	echo "Please re-run fypp on ftorch.fypp to ensure consistency and re-commit."
	exit 1
	else
	exit 0
	fi

	- name: Check ftorch_test_utils.fypp matches ftorch_test_utils.f90
	run: \|
	fypp src/ftorch_test_utils.fypp src/temp.f90_temp
	if ! diff -q src/ftorch_test_utils.f90 src/temp.f90_temp; then
	echo "Error: The code in ftorch_test_utils.f90 does not match that expected from ftorch_test_utils.fypp."
	echo "Please re-run fypp on ftorch_test_utils.fypp to ensure consistency and re-commit."
	exit 1
	else
	exit 0
	fi

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